Re: Dump & Load a database???

On 8/21/07, Kevin Grittner <Kevin(dot)Grittner(at)wicourts(dot)gov> wrote:
> >>> On Tue, Aug 21, 2007 at 9:50 AM, in message <12256258(dot)post(at)talk(dot)nabble(dot)com>,
> smiley2211 <smiley2211(at)yahoo(dot)com> wrote:
>
> > Do I have to DROP \ recreate and load the target database (this is what I
> > currently do)? is there a way to just do an IN PLACE load like in other
> > RDBMS environments???
> >
> > pg_dump proddb | gzip > proddb_082107.sql.gz
> >
> > gunzip < proddb_082107.sql.gz | psql -d testdb -f -
>
> You might want to consider using one or both of these pg_dump options:
>
> -c, --clean clean (drop) schema prior to create
> -C, --create include commands to create database in dump

and note that you don't need a file in between steps.

pg_dump -c proddb | psql -d testdb

pg_dump --help and psql --help will give you a list of all the
switches you can throw at them.